class Restaurant:
    """一个用于表示餐馆的类"""
    def __init__(self, restaurant_name, cuisine_type):
        self.restaurant_name = restaurant_name
        self.cuisine_type = cuisine_type
        self.number_served = 0

    def describe_restaurant(self):
        print('The restaurant name is ' + self.restaurant_name + '.')
        print('The cuisine type is ' + self.cuisine_type + '.')

    def open_restaurant(self):
        print(self.restaurant_name.title() + ' is open now.')

    def set_number_served(self, number_served):
        self.number_served = number_served

    def increment_number_served(self, increment):
        self.number_served += increment
